.top{
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
    .top-btn{
        margin-right: 10px;
    }
}
.left{
    width: 20vw;
    background-color: #eee;
    height: 80vh;
    .left-eve{
        padding: 10px;
        margin-bottom: 10px;
    }
    .left-eve.act{
        background-color: #fff;
    }
}
.right{
    width: 80vw;
    .right-item{
        img{
            width: 100px;
            height: 100px;
            margin: 20px;
        }
    }
}
.cart{
    .right-item{
        img{
            width: 100px;
            height: 100px;
            margin: 20px;
        }
    }
}